Twisted: HTTP Request Smuggling in twisted.web via a Bare CR or LF in a Header Value

Summary An incomplete header-value validation CWE-444 in the Twisted HTTP server lets a bare carriage return or line feed in a header value hide a following header from the parser. twisted.web.http.HTTPChannel.headerReceived rejects a NUL byte in a header value but not a bare CR or LF, even thoug...

PT-2026-122224

Name of the Vulnerable Software and Affected Versions Twisted versions prior to 26.10.0rc1 Description An incomplete header-value validation in the Twisted HTTP server allows a bare carriage return CR or line feed LF in a header value to hide a subsequent header from the parser. The function...

CVE-2024-23644

Trillium is a composable toolkit for building internet applications with async rust. In trillium-http prior to 0.3.12 and trillium-client prior to 0.5.4, insufficient validation of outbound header values may lead to request splitting or response splitting attacks in scenarios where attackers have...

CVE-2022-41915: Interpretation Conflict

Netty project is an event-driven asynchronous network application framework. Starting in version 4.1.83.Final and prior to 4.1.86.Final, when calling DefaultHttpHeadesr.set with an iterator of values, header value validation was not performed, allowing malicious header values in the iterator to...